Compare 18/90 and 5/54
18/90 is greater than 5/54
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 90 × 3 = 270,
18/90 = 18 × 3/90 × 3 = 54/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
5/54 = 5 × 5/54 × 5 = 25/270 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 54/270 > 25/270 or 18/90 > 5/54
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